Autumn is getting warmer in Seattle

Autumn is getting warmer across the continental U.S., including in Seattle , a new analysis finds.

Zoom in: Fall temperatures in Seattle rose 2.2° on average between 1970 and 2023, according to a new Climate Central report .

• The nonprofit climate research group's analysis is based on average temperatures between September and November each year.

Zoom out: The group analyzed data from 242 U.S. cities and found that autumn temperatures rose in 234 of them, by an average of 2.5°, from 1970-2023.

• Eight cities analyzed by the group didn't see a rise in fall temperatures during that time.

Between the lines: The trends are consistent with climate science findings showing how the planet is responding to human-caused increases in greenhouse gases such as carbon dioxide.

• All other seasons are also warming, according to data from the National Oceanic and Atmospheric Administration.

What's next: Expect above-normal temperatures across much of the country this fall, per NOAA's seasonal outlook .